/*
 * Copyright (c) MuleSoft, Inc.  All rights reserved.  http://www.mulesoft.com
 * The software in this package is published under the terms of the CPAL v1.0
 * license, a copy of which has been included with this distribution in the
 * LICENSE.txt file.
 */
package org.mule.runtime.config.spring.parsers.delegate;

import org.mule.runtime.config.spring.parsers.MuleDefinitionParser;

import org.springframework.beans.factory.xml.ParserContext;
import org.w3c.dom.Element;

public class BooleanAttributeSelectionDefinitionParser extends AbstractParallelDelegatingDefinitionParser {

  private String attribute;
  private boolean dflt;
  private MuleDefinitionParser whenTrue;
  private MuleDefinitionParser whenFalse;

  public BooleanAttributeSelectionDefinitionParser(String attribute, boolean dflt, MuleDefinitionParser whenTrue,
                                                   MuleDefinitionParser whenFalse) {
    super(new MuleDefinitionParser[] {whenTrue, whenFalse});
    this.attribute = attribute;
    this.dflt = dflt;
    this.whenTrue = whenTrue;
    this.whenFalse = whenFalse;
    addIgnored(attribute);
  }

  protected MuleDefinitionParser getDelegate(Element element, ParserContext parserContext) {
    boolean value = dflt;
    if (null != element && element.hasAttribute(attribute)) {
      value = Boolean.valueOf(element.getAttribute(attribute)).booleanValue();
    }
    if (value) {
      return whenTrue;
    } else {
      return whenFalse;
    }
  }

}
